Portfolio concentration is a big reason the Oracle of Omaha has been such a successful investor over six decades.

Warren Buffett's company maintains a huge cash reserve. Here's why you should have plenty of cash on hand, too.

Berkshire Hathaway (BRK.B), which the legendary Warren Buffett leads, released its 13F for the first quarter. The filing ...

Warren Buffett started building a stake in an unnamed stock in Q1. It's reasonable to believe that his mystery stock is an ...

Recently raised import and export tariffs are putting a premium on stocks of companies that can sidestep these rising costs.